CN105137956A - Three-dimensional position induction system and method - Google Patents
Three-dimensional position induction system and method Download PDFInfo
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- CN105137956A CN105137956A CN201510666261.1A CN201510666261A CN105137956A CN 105137956 A CN105137956 A CN 105137956A CN 201510666261 A CN201510666261 A CN 201510666261A CN 105137956 A CN105137956 A CN 105137956A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 7
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- G—PHYSICS
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- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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Abstract
The invention provides a three-dimensional position induction system. Multiple pressure sensors are arranged in a monitoring area so that multiple nodes of a wireless sensor network are formed. The wireless sensor network comprises a pressure acquisition module, a data processing module, a wireless communication module, a data analysis module and a power supply module. Pressure generated by moving and touching of people is monitored via the pressure acquisition module, and data information obtained from the pressure acquisition module is acquired via the data processing module. The generated analog voltage signals are converted into digital signals, and then the digital signals processed by the data processing module are wirelessly transmitted to the background in real time via the wireless communication module. The data analysis module positioned at the background analyzes the positions or the moving tracks of people in real time through data processing of a computer. The positions or the moving tracks are recorded and analyzed for a long term according to time. The three-dimensional position induction system and method can be widely applied to multiple purposes of home nursing and other aspects of intelligent household so that the three-dimensional position induction system and method have advantages of being low in cost, great in effect and convenient to use.
Description
Technical field
The present invention relates to pressure transducer, wireless sensor network field, particularly relate to a kind of three-dimensional position induction system and method for the wireless sensor network based on pressure transducer formation.
Background technology
Sensor technology is one of important technology of modern surveying and automated system, and in all types of sensor, pressure transducer is a kind of sensor the most conventional in practice.Its principle of work is by experiencing pressure and converting thereof into usable output signal, can be widely used in pressure, highly, the Measurement & Control of the flow of acceleration, liquid, flow velocity, liquid level, pressure.Main application fields comprises numerous industries such as water conservancy and hydropower, railway traffic, intelligent building, production automatic control, Aero-Space, geology, meteorology, chemical industry, health care, petrochemical industry, electric power, boats and ships, lathe, can be used for making the devices such as sphygmomanometer, wind gage, hydrodynamometer, tensimeter, electronic scale.
Pressure sensor technique is the product that planar technology combines with three-dimension process, and pressure transducer has the plurality of advantages such as volume is little, lightweight, highly sensitive, accuracy is high, good temp characteristic, reliability are high, power consumption is little, cost is low, is convenient to again integrated.Therefore pressure transducer has become the class sensor that in all types of sensor, technology is the most ripe, performance is the most stable, cost performance is the highest.
Current in sensor field, integrated, intelligent, networking, systematization have become the inexorable trend of Sensor Technology Development.Embedding assembly technology, network and wireless communication technology, distributed information processing and sensor technology interpenetrate and fusion creates wireless sensor network technology, the development for sensor technology opens a new direction.Wireless sensor network is applied to a lot of civil area, as environment and ecology monitoring, health supervision, home automation, traffic control etc.Wireless sensor network (WirelessSensorNetworks, WSN) be a kind of distributed sensor, be made up of the sensor node being deployed in a large amount of miniature, low cost, low-power consumption in monitored area, the network system of the self-organization of the multi-hop formed by communication.Its objective is the information (data such as such as temperature, humidity, position, light intensity, sound, vibration, pressure, motion, pollutant) of perceived object in perception collaboratively, acquisition and processing network's coverage area, and send to observer.Chinese patent literature CN101477188, disclose a kind of intelligent article monitoring tracing based on wireless sensor network and management system, by sensor collecting temperature, the signals such as pressure, and signal is sent to central server by radio band, central server judges the information such as the position of personnel, but, in this part patent, identification and locating terminal are placed in it human body, make personnel activity's inconvenience like this, if and identification and locating terminal are lost, then cannot realize position of following up in real time, and central server is only infer terminal location, and cannot the travel track of analyst in real time.
Therefore, industry need badly a kind of can real-time analysis travel track, three-dimensional position induction system easy to use and method.
Summary of the invention
In view of this, the present invention proposes a kind of three-dimensional position induction system and method for the wireless sensor network based on pressure transducer formation, this system is in specific environment, such as on the surface of inhabited house, office, namely, below the position such as base plate, wall wallpaper, a large amount of micro pressure sensor is disposed, when people touches this environmental surfaces mineralization pressure, pressure transducer can the state of perception people, thus judges position or the travel track of people.
A kind of three-dimensional position induction system that object according to the present invention proposes, multiple pressure transducer is disposed in monitored area, described multiple pressure transducer forms multiple nodes of wireless sensor network, the intercommunication of described multiple node, multiple node has respective positional information, described wireless sensor network comprises pressure acquisition module, data processing module, wireless communication module, data analysis module and power module, described pressure acquisition module, data processing module, wireless communication module connects successively, and all connect power module, described data analysis module connects wireless communication module, data analysis module carries out process post analysis position or travel track to data.
Preferably, described wireless sensor network also comprises warning module, and warning module is connected with data analysis module.
Preferably, each node has a unique ID in sensor network.
Preferably, described three-dimensional position induction system is applied to residential care, Smart Home aspect.
The present invention also proposes a kind of three-dimensional position inducing method, and step comprises:
S1, in monitored area, dispose multiple pressure transducer, multiple pressure transducer forms multiple nodes of wireless sensor network, the intercommunication of described multiple node, and the position of multiple node goes on record;
S2, the pressure being moved by pressure acquisition module monitors people, produce when touching, obtain data message;
S3, the data message obtained from pressure acquisition module by data processing module collection, and the analog voltage signal of generation is converted to digital signal;
S4, by wireless communication module, the digital signal after data processing module process is wirelessly transmitted to backstage in real time;
S5, be positioned at the data processing of data analysis module through computing machine on backstage, in real time the position of analyst or travel track.
Preferably, described pressure transducer is used for the pressure that perception human body sole, hand or health produce.
Preferably, the information of described position or travel track carries out long-term record and analysis according to the time.
Compared with prior art, the present invention has following technical advantage:
Each sensor node has a unique ID in a network, after sensor node deployment completes and self-organization forms wireless network, No. ID of sensor node goes on record all in couples with position, for locating the position in three dimensions, pressure change in monitoring three dimensions, by the comprehensive analysis to sensing data, effectively realize the position of people or the tracking of travel track.Meanwhile, position or the information of travel track carry out long-term record and analysis by according to the time, can be used for the multiple use of the Smart Home aspects such as residential care, have the advantage that cost is low, effective, easy to use.
Pressure transducer has high sensitivity, can accurately perception human body sole, hand or health produce pressure.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is wireless sensor network structural representation of the present invention
Fig. 2 is principle of the invention figure
Fig. 3 is the travel track schematic diagram of people in the present invention
Embodiment
As described in the background art, the existing intelligent article monitoring tracing based on wireless sensor network and management system, not only convenient not in use, simultaneously it can not real-time analysis travel track, poor effect.
Below, will be described in detail concrete technical scheme of the present invention.
Refer to Fig. 1 ~ Fig. 2, needing in monitored area, as disposed multiple micro pressure sensor in family, office premises, the position disposed mainly comprises below floor and wall wallpaper, in order to obtain precise information, usually dispose a large amount of sensor node in monitored area, may reach hundreds and thousands of, even more.Node in these micro pressure sensors and wireless sensor network, these nodes form wireless network by Ad hoc mode, specific pressure information in perception to cooperatively, acquisition and processing network's coverage area, can realize the collection at any time of anywhere information, process and analysis.Can intercom mutually between node, organize themselves into net and be connected to base-station node by the mode of multi-hop, after base-station node receives data, complete the connection with public the Internet by gateway.
Composition based on the wireless sensor network of pressure transducer comprises pressure acquisition module, data processing module, wireless communication module, data analysis module, power module and warning module, pressure acquisition module, data processing module, wireless communication module connect successively, and all connecting power module, warning module is connected with data analysis module.Pressure acquisition module and pressure sensing portion, the pressure moving for monitoring people, producing when touching; The data message that data processing module collection obtains from pressure acquisition module, and based on microprocessor, the analog voltage signal of generation is converted to digital signal; Digital signal after data processing module process is wirelessly transmitted to backstage by wireless communication module in real time; Power module is for providing the power supply needed for work; Be positioned at the data processing of data analysis module through computing machine on backstage, can the position of analyst or travel track in real time.
Each sensor node has a unique ID in a network, after these sensor node deployments complete and self-organization forms wireless network, No. ID of sensor node goes on record all in couples with position, and these fixing sensor nodes are for locating the position in three dimensions (such as house).
Select highly sensitive pressure transducer, like this, when the action that people is moved in environmental surfaces, touch etc. is relevant, pressure transducer can perceive the pressure that sole or hand or health produce.The data analysis module on backstage is by collecting the signal of sensor in all residing environment, and comprehensive these information of analysis, can infer the state of people, comprise the states such as static, mobile.Then sensor information is further analyzed, if people is stationary state, the static information of the position residing for people can be obtained, if mobile status, the multidate information of people's travel track can be obtained.
Such as; when people walks about in a room; several pressure transducers below the position that pin is stepped on successively have experienced pressure; a series of information in these sensors; comprise the information such as time, position, pressure to be collected, to gather and to analyze; just define a travel track extended along with the time; this track reduces the moving process of people; as shown in Figure 3; these positions or the information of travel track carry out long-term record and analysis by according to the time, can be used for the various uses comprising the Smart Home aspects such as residential care.
Such as, the present invention is applied in the home environment of an aged personage, in the family of this personage, as the place such as floor, wall disposes a large amount of microsensors, for recording the event trace of this personage every day.Such as, this personage 5:30 in morning gets up and washes one's face and rinses one's mouth, and track then shows and extends to lavatory from bedside, and 5:50 has a meal, and track then shows and starts to stop at table, and 6:30 gos out exercise, and track then shows extend to doorway from house, etc.Pass through the present invention, efficiently can transmit necessary information, when there is abnormal behaviour in this personage, such as, do not go to have a meal to certain time point, then the warning module in system can send prompting and pre-alert notification, to remind paramedic, thereby facilitating this personage and accept nursing, the burden of paramedic can also be alleviated.
Three-dimensional position induction system in the present invention, multiple pressure transducer is deployed with in monitored area, form multiple nodes of wireless sensor network, the intercommunication of multiple node, and multiple node has respective positional information, wireless sensor network comprises pressure acquisition module, data processing module, wireless communication module, data analysis module and power module, moved by pressure acquisition module monitors people, the pressure produced during touch, obtain data message, and by data message that data processing module collection obtains from pressure acquisition module, the analog voltage signal of generation is converted to digital signal, by wireless communication module, the digital signal after data processing module process is wirelessly transmitted to backstage in real time again, be positioned at the data processing of data analysis module through computing machine on backstage, the position of analyst or travel track in real time, position or travel track also can carry out long-term record and analysis according to the time.The present invention extensively in the multiple use of the Smart Home aspects such as residential care, can have the advantage that cost is low, effective, easy to use by hair.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this instructions is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of instructions is only for clarity sake, those skilled in the art should by instructions integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (8)
1. a three-dimensional position induction system, it is characterized in that: in monitored area, be deployed with multiple pressure transducer, described multiple pressure transducer forms multiple nodes of wireless sensor network, the intercommunication of described multiple node, each node has respective positional information, described wireless sensor network comprises pressure acquisition module, data processing module, wireless communication module, data analysis module and power module, described pressure acquisition module, data processing module, wireless communication module connects successively, and all connect power module, described data analysis module connects wireless communication module,
The pressure that described pressure acquisition module moves for monitoring people, produce when touching, obtains data message;
Described data processing module image data information, is converted to digital signal by analog voltage signal;
Digital signal is wirelessly transmitted to backstage by described wireless communication module in real time;
Described data analysis module is to the data analysis position after computer disposal or travel track.
2. a kind of three-dimensional position induction system as claimed in claim 1, is characterized in that: described wireless sensor network also comprises warning module, and warning module is connected with data analysis module.
3. a kind of three-dimensional position induction system as claimed in claim 1, is characterized in that: each node described has a unique ID in sensor network.
4. a kind of three-dimensional position induction system as claimed in claim 1, is characterized in that: described three-dimensional position induction system is applied to residential care, Smart Home aspect.
5. a three-dimensional position inducing method, step comprises:
S1, in monitored area, dispose multiple pressure transducer, multiple pressure transducer forms multiple nodes of wireless sensor network, the intercommunication of described multiple node, and the position of multiple node goes on record;
S2, the pressure being moved by pressure acquisition module monitors people, produce when touching, obtain data message;
S3, the data message obtained from pressure acquisition module by data processing module collection, and the analog voltage signal of generation is converted to digital signal;
S4, by wireless communication module, the digital signal after data processing module process is wirelessly transmitted to backstage in real time;
S5, be positioned at the data processing of data analysis module through computing machine on backstage, in real time the position of analyst or travel track.
6. a kind of three-dimensional position inducing method as claimed in claim 4, is characterized in that: when position or the travel track generation exception of described people, and warning module sends warning.
7. a kind of three-dimensional position inducing method as claimed in claim 4, is characterized in that: described pressure transducer is used for the pressure that perception human body sole, hand or health produce.
8. a kind of three-dimensional position inducing method as claimed in claim 4, is characterized in that: the information of described position or travel track carries out long-term record and analysis according to the time.
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| CN108055749A (en) * | 2017-12-23 | 2018-05-18 | 安徽三实信息技术服务有限公司 | A kind of Intelligent House Light control system based on sensing technology |
| CN109308013A (en) * | 2018-09-29 | 2019-02-05 | 安徽独角仙信息科技有限公司 | A kind of soft-touch control Intelligentized regulating and controlling system based on infrared sensor detection |
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| CN110599740A (en) * | 2019-10-16 | 2019-12-20 | 深圳震有科技股份有限公司 | Multidimensional electronic fence early warning monitoring method and device, computer equipment and medium |
| CN115046556A (en) * | 2022-05-30 | 2022-09-13 | 青岛海尔科技有限公司 | Method and device for determining track, storage medium and electronic device |
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| CN105137956B (en) | 2018-01-19 |
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